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  • Updated for October 2024
  • Based on 2024 WI commercial driver's license manual

WI CDL Air Brakes Practice Test 2024

Be sure not to make the mistake of going to the DMV to get your Wisconsin Air Brakes endorsement without doing practice tests first. Practice will give you the confidence and knowledge you need to proceed with ease. Then, you will be certain to receive your endorsement and further your career. Your endorsement will open up opportunities that have been closed in the past. Keep in mind it all starts with your endorsement, and a practice test makes it much easier to get that endorsement.

What to Expect with the Practice Test

Due to the fact that the Wisconsin Air Brakes practice test is designed from the official Wisconsin CDL manual, the questions closely resemble the questions you will find on the authorized CDL test. The wording might be somewhat different, but the meaning is the same. The practice test has 25 questions. Once you master these questions, you will be ready to move onto the official CDL test at the DMV.

As you take the test, it is a good idea to make a note of the questions that you have problems with so you can study them after you finish the practice test. That way, you will be able to improve before you have to take the official test. Then, go back and retake the test to see if you get those answers right. Continue to do this until you are ready to take the test.

Getting Ready on Test Day

When test day finally arrives, you might be nervous. That is perfectly fine, but don’t let your nerves overwhelm you. The best thing to do is to take your Air Brakes practice test one more time. Then, you will remember that you have the knowledge necessary to pass with flying colors Sometimes, a boost of confidence is all that you need to bring home your WI Air Brakes endorsement.

Good luck on your practice test, and keep in mind, you can take it as many times as you would like. Don’t rush the process. The practice test is here to help you as you move closer to getting your endorsement. Use it as a tool to help you achieve your goals.

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Wisconsin

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

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About this test

7 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the actual WI DMV exam

25

questions

20

correct answers to pass

80%

passing score

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